Perhaps you should try some spelling variations:
"serie politicas publicad." » "serie politicas publicas.", "serie politica publica.", "serie politica publicas.", "serie policiaca publicad."
"debates politicos luis." » "debate politico luis.", "debates politico luis.", "debates politicos las.", "debates politica luis."
"elites politica los." » "elites politicas los.", "elite politica los.", "elite politico los.", "elites politica las.", "elites politica la.", "elites politica a."

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("elites politica los.") OR ("debates politicos luis."))) OR ("serie politicas publicad."))~.
• Removing quotes may allow a broader search: (((( elites politica los. ) or ( debates politicos luis. ))) or ( serie politicas publicad. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("elites politica los.") or ("debates politicos luis."))) or ("serie politicas publicad."))*.